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authorIngo Molnar <mingo@elte.hu>2010-08-12 21:38:56 +0200
committerIngo Molnar <mingo@elte.hu>2010-08-12 21:39:04 +0200
commitf46a6804135795f77d096ab0128f27531c7d051c (patch)
tree7cd33f69e3661327739ae4c96e5a8389e7fc912e /arch/mips/loongson/Platform
parentb3e84ffa21f916e3354a12a7f19169c9febe96d0 (diff)
parentad41a1e0cab07c5125456e8d38e5b1ab148d04aa (diff)
Merge branch 'linus' into perf/urgent
Merge reason: Fix upstream breakage introduced by: de5d9bf: Move list types from <linux/list.h> to <linux/types.h>. Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/mips/loongson/Platform')
-rw-r--r--arch/mips/loongson/Platform32
1 files changed, 32 insertions, 0 deletions
diff --git a/arch/mips/loongson/Platform b/arch/mips/loongson/Platform
new file mode 100644
index 00000000000..29692e5433b
--- /dev/null
+++ b/arch/mips/loongson/Platform
@@ -0,0 +1,32 @@
+#
+# Loongson Processors' Support
+#
+
+# Only gcc >= 4.4 have Loongson specific support
+cflags-$(CONFIG_CPU_LOONGSON2) += -Wa,--trap
+cflags-$(CONFIG_CPU_LOONGSON2E) += \
+ $(call cc-option,-march=loongson2e,-march=r4600)
+cflags-$(CONFIG_CPU_LOONGSON2F) += \
+ $(call cc-option,-march=loongson2f,-march=r4600)
+# Enable the workarounds for Loongson2f
+ifdef CONFIG_CPU_LOONGSON2F_WORKAROUNDS
+ ifeq ($(call as-option,-Wa$(comma)-mfix-loongson2f-nop,),)
+ $(error only binutils >= 2.20.2 have needed option -mfix-loongson2f-nop)
+ else
+ cflags-$(CONFIG_CPU_NOP_WORKAROUNDS) += -Wa$(comma)-mfix-loongson2f-nop
+ endif
+ ifeq ($(call as-option,-Wa$(comma)-mfix-loongson2f-jump,),)
+ $(error only binutils >= 2.20.2 have needed option -mfix-loongson2f-jump)
+ else
+ cflags-$(CONFIG_CPU_JUMP_WORKAROUNDS) += -Wa$(comma)-mfix-loongson2f-jump
+ endif
+endif
+
+#
+# Loongson Machines' Support
+#
+
+platform-$(CONFIG_MACH_LOONGSON) += loongson/
+cflags-$(CONFIG_MACH_LOONGSON) += -I$(srctree)/arch/mips/include/asm/mach-loongson -mno-branch-likely
+load-$(CONFIG_LEMOTE_FULOONG2E) += 0xffffffff80100000
+load-$(CONFIG_LEMOTE_MACH2F) += 0xffffffff80200000